The crane's nest tesuji is a classic tesuji used to capture fleeing stones.
Black has just played , connecting (?) his three stones on the left with his centre group. How can White capture those stones?
White captures the stones with the crane's nest tesuji. (
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A related proverb is play on the point of symmetry.
In Poland we call this tesuji kraszek (in English you could say crashek) in memory of Janusz Kraszek.
--Marcin Kaminski
DJ: What do you mean "in memory"??!? Janusz is still alive, isn't he??!?
MK: Ok, I should have written "after" :)
helpful proverbs!
(Another proverb leading to the same point: Play at the centre of three stones.)